Hong Kong, April 22 -- SriLankan Airlines has brought forward the departure time for its Colombo to London Heathrow service by an hour to meet slot times at the UK airport following the recent escalation of the conflict in the Middle East. Read More The oneworld alliance member's other European services are operating alternative flight routes as a precautionary measure, but no changes to their flight times have been announced. "These changes mean flight times to Europe are extended, requiring additional fuel and reducing available payload," SriLankan said. "We regret any inconvenience caused by the current situation. We thank you for your understanding and cooperation as we prioritise safety above all else." SriLankan is contacting passenge...